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Round Coupler Nut

Extended Lengths

A4-50 Stainless Steel

SKU: 00-Y070-A4
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Round Coupler Nut - A4 Stainless

Round barrel coupling nuts are used for joining or extending two male threads, commonly threaded rod. Round coupler nuts have a smooth external barrel shape for tighter clearance applications and clean, professional finish.

Offered in a range of longer overall lengths, the internal threading of these round coupling nuts runs the entire overall length of the nut. 

Also known as a round metric standoff nut, extra high cylindrical coupler nut, connect nut, extension nut, cylinder connector.

Material: A4 / SAE Type 316 


A4 / 316 Stainless Steel fasteners are "marine grade" corrosion resistant; suitable for salt water applications. A4 fasteners also offer increased resistance to chemicals when compared with A2 stainless fasteners.


Commonly used in wet environments. Popular across a wide range of industries: automotive, agriculture, photographic, medical / surgical,  food processing, robotics, architectural detailing, construction, healthcare, sanitary, transportation, clean energy, etc.

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